General
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Target
BlueMan Loader.exe
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Size
93KB
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Sample
240525-z5vxxabc28
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MD5
b3db179a713fc8a3c6652df066c3aefe
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SHA1
36887220e66847fdaf81d5914857581bf331fedc
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SHA256
1bf622f63d06acd305b37aefb205cf4f54fc333e1a448dddd1212d33ab6de7e1
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SHA512
2dadd24511d97fe795bda7db83e1841b73f5b0d44625101c9a6ce47e9363cfa1950c86f0994552f35c3018680844cf3dc68bc3782654089f08955164c49331ad
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SSDEEP
1536:5DwIbNTR1Jz7WkNP6Wi67umqhPb1SUmYLs6xU6XMObIv721GbYRr2:BwmN1ikNPI67lqhPb1SULLs6xdMObIvN
Behavioral task
behavioral1
Sample
BlueMan Loader.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
BlueMan Loader.exe
Resource
win10v2004-20240508-en
Malware Config
Extracted
xworm
3.1
uk2.localto.net:1172
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Install_directory
%ProgramData%
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install_file
USB.exe
Targets
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Target
BlueMan Loader.exe
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Size
93KB
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MD5
b3db179a713fc8a3c6652df066c3aefe
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SHA1
36887220e66847fdaf81d5914857581bf331fedc
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SHA256
1bf622f63d06acd305b37aefb205cf4f54fc333e1a448dddd1212d33ab6de7e1
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SHA512
2dadd24511d97fe795bda7db83e1841b73f5b0d44625101c9a6ce47e9363cfa1950c86f0994552f35c3018680844cf3dc68bc3782654089f08955164c49331ad
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SSDEEP
1536:5DwIbNTR1Jz7WkNP6Wi67umqhPb1SUmYLs6xU6XMObIv721GbYRr2:BwmN1ikNPI67lqhPb1SULLs6xdMObIvN
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Detect Xworm Payload
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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ACProtect 1.3x - 1.4x DLL software
Detects file using ACProtect software.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Accesses Microsoft Outlook accounts
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Adds Run key to start application
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1